mirror of
https://github.com/ZDoom/raze-gles.git
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140 lines
3.9 KiB
C
140 lines
3.9 KiB
C
#ifndef _polymost_h_
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# define _polymost_h_
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#ifdef POLYMOST
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#define CULL_OFFSET 384
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#define CULL_DELAY 2
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#define MAXCULLCHECKS 1024
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#define FOGSCALE 0.0000640
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extern int32_t lastcullcheck;
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extern char cullmodel[MAXSPRITES];
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extern int32_t cullcheckcnt;
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#define PI 3.14159265358979323
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typedef struct { char r, g, b, a; } coltype;
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extern int32_t rendmode;
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extern float gtang;
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extern float glox1, gloy1;
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extern double gxyaspect, grhalfxdown10x;
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extern double gcosang, gsinang, gcosang2, gsinang2;
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extern double gchang, gshang, gctang, gstang, gvisibility;
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struct glfiltermodes {
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char *name;
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int32_t min,mag;
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};
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#define numglfiltermodes 6
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extern struct glfiltermodes glfiltermodes[numglfiltermodes];
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extern const char *TEXCACHEDIR;
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void phex(char v, char *s);
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void uploadtexture(int32_t doalloc, int32_t xsiz, int32_t ysiz, int32_t intexfmt, int32_t texfmt, coltype *pic, int32_t tsizx, int32_t tsizy, int32_t dameth);
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void polymost_drawsprite(int32_t snum);
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void polymost_drawmaskwall(int32_t damaskwallcnt);
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void polymost_dorotatesprite(int32_t sx, int32_t sy, int32_t z, int16_t a, int16_t picnum,
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int8_t dashade, char dapalnum, char dastat, int32_t cx1, int32_t cy1, int32_t cx2, int32_t cy2, int32_t uniqid);
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void polymost_fillpolygon(int32_t npoints);
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void polymost_initosdfuncs(void);
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void polymost_drawrooms(void);
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void polymost_glinit(void);
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void polymost_glreset(void);
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void gltexinvalidate(int32_t dapicnum, int32_t dapalnum, int32_t dameth);
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void gltexinvalidateall(void);
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void gltexinvalidate8(void);
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int32_t polymost_printext256(int32_t xpos, int32_t ypos, int16_t col, int16_t backcol, char *name, char fontsize);
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extern float curpolygonoffset;
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/*
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// Depth peeling control
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extern int32_t r_curpeel;
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extern int32_t peelcompiling;
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// Depth peeling data
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extern GLuint ztexture[3];
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extern GLuint *peels;
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extern GLuint *peelfbos;
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extern GLuint peelprogram[2];
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*/
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extern int32_t cachefilehandle;
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extern FILE *cacheindexptr;
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extern hashtable_t cacheH;
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struct cacheitem_t
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{
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char name[BMAX_PATH];
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int32_t offset;
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int32_t len;
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struct cacheitem_t *next;
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};
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typedef struct cacheitem_t texcacheindex;
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extern texcacheindex *firstcacheindex;
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extern texcacheindex *curcacheindex;
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extern texcacheindex *cacheptrs[MAXTILES<<1];
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extern int32_t numcacheentries;
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int32_t dxtfilter(int32_t fil, texcachepicture *pict, char *pic, void *midbuf, char *packbuf, uint32_t miplen);
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int32_t dedxtfilter(int32_t fil, texcachepicture *pict, char *pic, void *midbuf, char *packbuf, int32_t ispacked);
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void writexcache(char *fn, int32_t len, int32_t dameth, char effect, texcacheheader *head);
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extern float shadescale;
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extern float alphahackarray[MAXTILES];
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typedef struct pthtyp_t
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{
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struct pthtyp_t *next;
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uint32_t glpic;
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int16_t picnum;
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char palnum;
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char effects;
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char flags; // 1 = clamped (dameth&4), 2 = hightile, 4 = skybox face, 8 = hasalpha, 16 = hasfullbright, 128 = invalidated
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char skyface;
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hicreplctyp *hicr;
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uint16_t sizx, sizy;
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float scalex, scaley;
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struct pthtyp_t *ofb; // only fullbright
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} pthtyp;
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pthtyp * gltexcache (int32_t dapicnum, int32_t dapalnum, int32_t dameth);
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extern palette_t hictinting[MAXPALOOKUPS];
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extern float gtang;
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extern int32_t globalposx, globalposy, globalposz, globalhoriz;
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extern int16_t globalang, globalcursectnum;
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extern int32_t globalpal, cosglobalang, singlobalang;
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extern int32_t cosviewingrangeglobalang, sinviewingrangeglobalang;
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extern float shadescale;
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extern int32_t globalnoeffect;
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extern int32_t drawingskybox;
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extern float fogresult, fogcol[4], fogtable[4*MAXPALOOKUPS];
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static inline void fogcalc(const int32_t shade, const int32_t vis, const int32_t pal)
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{
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float f = ((shade*shade)*0.125f);
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if (shade < 0) f = -f;
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if (vis > 239) f = gvisibility*((vis-240+f)/(klabs(vis-256)));
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else f = gvisibility*(vis+16+f);
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fogresult = clamp(f, 0.01f, 10.f);
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Bmemcpy(fogcol,&fogtable[pal<<2],sizeof(fogcol));
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}
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#endif
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#endif
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